DOC: Explain np.digitize more clearly
DOC: Explain np.digitize more clearly

Show the four modes in a table for clarity
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pdebuyl/numpy,ahaldane/numpy,seberg/numpy,ahaldane/numpy,shoyer/numpy,rgommers/numpy,grlee77/numpy,ahaldane/numpy,pizzathief/numpy,simongibbons/numpy,anntzer/numpy,simongibbons/numpy,seberg/numpy,jakirkham/numpy,pizzathief/numpy,tynn/numpy,numpy/numpy,grlee77/numpy,WarrenWeckesser/numpy,charris/numpy,gfyoung/numpy,MSeifert04/numpy,seberg/numpy,rgommers/numpy,mhvk/numpy,numpy/numpy,WarrenWeckesser/numpy,endolith/numpy,madphysicist/numpy,WarrenWeckesser/numpy,charris/numpy,mattip/numpy,anntzer/numpy,madphysicist/numpy,jorisvandenbossche/numpy,simongibbons/numpy,pizzathief/numpy,abalkin/numpy,pizzathief/numpy,WarrenWeckesser/numpy,mattip/numpy,anntzer/numpy,jakirkham/numpy,charris/numpy,seberg/numpy,pbrod/numpy,mhvk/numpy,grlee77/numpy,pbrod/numpy,pbrod/numpy,Eric89GXL/numpy,MSeifert04/numpy,endolith/numpy,jakirkham/numpy,mattip/numpy,rgommers/numpy,madphysicist/numpy,grlee77/numpy,endolith/numpy,Eric89GXL/numpy,madphysicist/numpy,tynn/numpy,shoyer/numpy,anntzer/numpy,gfyoung/numpy,shoyer/numpy,madphysicist/numpy,MSeifert04/numpy,mattip/numpy,pdebuyl/numpy,pbrod/numpy,simongibbons/numpy,ahaldane/numpy,MSeifert04/numpy,pizzathief/numpy,jakirkham/numpy,pdebuyl/numpy,jorisvandenbossche/numpy,numpy/numpy,rgommers/numpy,jorisvandenbossche/numpy,pdebuyl/numpy,tynn/numpy,simongibbons/numpy,grlee77/numpy,Eric89GXL/numpy,charris/numpy,shoyer/numpy,jakirkham/numpy,mhvk/numpy,pbrod/numpy,mhvk/numpy,WarrenWeckesser/numpy,Eric89GXL/numpy,MSeifert04/numpy,abalkin/numpy,shoyer/numpy,endolith/numpy,numpy/numpy,gfyoung/numpy,mhvk/numpy,jorisvandenbossche/numpy,abalkin/numpy,jorisvandenbossche/numpy,ahaldane/numpy